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Cheap flights from Rennes to Grimsby from £272

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to Grimsby departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rennes to Grimsby

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
18:05 - 09:20
RNS
-
HUY
16h 15m
1 stop
KLM Logo
06:10 - 17:35
HUY
-
RNS
10h 25m
1 stop
£272KLM
Tue, 11 Aug - Sat, 15 Aug
KLM Logo
11:05 - 21:30
RNS
-
HUY
11h 25m
2 stops
KLM Logo
06:10 - 17:35
HUY
-
RNS
10h 25m
1 stop
£287KLM
Tue, 11 Aug - Sat, 15 Aug
Air France Logo
11:05 - 09:20
RNS
-
HUY
23h 15m
2 stops
Air France Logo
06:10 - 10:20
HUY
-
RNS
27h 10m
2 stops
£545Air France
Tue, 11 Aug - Sat, 15 Aug
Multiple Airlines Logo
11:05 - 21:30
RNS
-
HUY
11h 25m
2 stops
Multiple Airlines Logo
06:10 - 09:30
HUY
-
RNS
26h 20m
3 stops
£615Multiple Airlines
Tue, 11 Aug - Sat, 15 Aug
Multiple Airlines Logo
22:00 - 21:30
RNS
-
HUY
24h 30m
3 stops
Multiple Airlines Logo
06:10 - 09:30
HUY
-
RNS
26h 20m
3 stops
£766Multiple Airlines
Tue, 11 Aug - Sat, 15 Aug

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KLM flights from Rennes to Grimsby

Our best KLM deals on Rennes to Grimsby flight tickets
KLM
11 Aug
RNS18:05Rennes St Jacques
16h 15m
1 stop
HUY09:20Grimsby Humberside
15 Aug
HUY06:10Grimsby Humberside
10h 25m
1 stop
RNS17:35Rennes St Jacques
£272
KLM
11 Aug
RNS11:05Rennes St Jacques
11h 25m
2 stops
HUY21:30Grimsby Humberside
15 Aug
HUY06:10Grimsby Humberside
10h 25m
1 stop
RNS17:35Rennes St Jacques
£287

momondo Fare Finder

 
Customise your flight search to find flights from Rennes to Grimsby that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 29 July 2026.
Use the filters below to find and compare flights from Rennes to Grimsby that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

RennesGrimsby

RNS - HUY

RNSHUY

Rennes St Jacques

Tue 11/8

18:05-09:20

1 stop16h 15m

Grimsby Humberside

Sat 15/8

06:10-17:35

1 stop10h 25m

£272
Fastest return journey

RennesGrimsby

RNS - HUY

RNSHUY

Rennes St Jacques

Tue 11/8

11:05-21:30

2 stops11h 25m

Grimsby Humberside

Sat 15/8

06:10-17:35

1 stop10h 25m

£287

RennesGrimsby

RNS - HUY

RNSHUY

Rennes St Jacques

Tue 11/8

11:05-09:20

2 stops23h 15m

Grimsby Humberside

Sat 15/8

06:10-10:20

2 stops27h 10m

£545

RennesGrimsby

RNS - HUY

RNSHUY

Rennes St Jacques

Tue 11/8

11:05-21:30

2 stops11h 25m

Grimsby Humberside

Sat 15/8

06:10-09:30

3 stops26h 20m

£615

RennesGrimsby

RNS - HUY

RNSHUY

Rennes St Jacques

Tue 11/8

22:00-21:30

3 stops24h 30m

Grimsby Humberside

Sat 15/8

06:10-09:30

3 stops26h 20m

£766

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Rennes to Grimsby

Are you open to changing your travel dates? Check out the ideal times to fly from Rennes to Grimsby according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rennes to Grimsby (RNS to HUY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to Grimsby

Fastest flight time

16h 15m

Direct flights

None
The fastest flight from Rennes to Grimsby takes 16h 15m
There are no direct flights from Rennes to Grimsby. There are no popular flight routes from Rennes to Grimsby.
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Frequently asked questions about flying from Rennes to Grimsby

  • How far is Rennes St Jacques to Grimsby Humberside by plane?

    The straight-line distance from Rennes St Jacques to Grimsby Humberside is 383.0 mi. A reasonable flight in good conditions will take 16h 15m.

  • When did momondo last update prices for flights from Rennes St Jacques Airport to Grimsby Humberside Airport?

    Prices for flights from Rennes St Jacques Airport to Grimsby Humberside Airport are updated daily.

  • How old do you have to be to fly from Rennes St Jacques Airport to Grimsby Humberside Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rennes St Jacques Airport to Grimsby Humberside Airport.

  • What documentation or ID do you need to fly to Grimsby Humberside Airport?

    The travel and health documents you'll need for your trip to Grimsby Humberside Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Grimsby Humberside Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Rennes to Grimsby

  • How do I get Price Alerts for flights from Rennes to Grimsby?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Rennes from Grimsby. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Rennes to Grimsby with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Grimsby?

Book flights to Grimsby if you plan to visit one of these locations
Skegness
Hull
Bridlington
Driffield

Why use momondo?

Why should I use momondo to find a flight deal from Rennes to Grimsby?

It is quick and easy to find Rennes to Grimsby flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Grimsby that suits you.

Can I find flights from Rennes to Grimsby with flexible booking policies on momondo?

All flight searches from Rennes to Grimsby on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rennes to Grimsby?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rennes to Grimsby.

I’m not ready to book a flight from Rennes to Grimsby right now. Can momondo alert me if prices change?

Price alerts on flights to Grimsby from Rennes are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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